28660797

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1693}}^1$

素因数の和:1735

約数の個数: 40

約数和(自身を含む): 49193760

約数和(自身を除く): 20532963

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 297, 513, 627, 891, 1539, 1693, 1881, 5079, 5643, 15237, 16929, 18623, 32167, 45711, 55869, 96501, 137133, 167607, 289503, 353837, 502821, 868509, 1061511, 1508463, 2605527, 3184533, 9553599, 28660797]

約数ペア:

[(1, 28660797), (3, 9553599), (9, 3184533), (11, 2605527), (19, 1508463), (27, 1061511), (33, 868509), (57, 502821), (81, 353837), (99, 289503), (171, 167607), (209, 137133), (297, 96501), (513, 55869), (627, 45711), (891, 32167), (1539, 18623), (1693, 16929), (1881, 15237), (5079, 5643)]